Following eligibility lists contain N9DD
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Northwest Indiana DX Club | 2022-07-18 15:53:30 | ARRL Section | Indiana | N9DD | EN61ur | [no dist] |
| Northwest Indiana DX Club | 2022-07-18 15:52:33 | ARRL Section | Indiana | N9DD | EN61ur | [no dist] |
| Northwest Indiana DX Club | 2022-06-15 19:59:58 | 175 mile circle | EN61qh | N9DD | EN61ur | 33.6 |
| Northwest Indiana DX Club | 2017-12-16 20:52:30 | 175 mile circle | EN61qh | N9DD | EN61ur | 33.6 |
| Northwest Indiana DX Club | 2017-12-16 20:36:30 | 175 mile circle | EN61qh | N9DD | [no grid] | [no dist] |
| Northwest Indiana DX Club | 2017-07-27 20:13:39 | 175 mile circle | EN61qh | N9DD | EN61ur | 33.6 |